Unit 1
Which of the biogeochemical cycles includes the processes of buffering ocean PH and photosynthesis?
The Carbon Cycle
Which of the following is a method used to measure species diversity?
A. Species Wealth
B. Species Diversity
C. Species Concentration
D. Species Richness
D. Species Richness
Generalist have a ________ niche than specialists
broader/ bigger
Continental plates are less dense, so they float much _______ compared to the more dense plates
a. less
b. higher
b. higher
The process of water cycle is driven by ______
The Sun
Algae in an aquatic food chain covert solar energy into 93,000 kilocalories of plant tissue. Which of the following values best represents the amount of energy available for secondary consumers in the food chain?
a) 930 Kcal b) 9300 Kcal c)93000 Kcal d) 930000 Kcal
a) 930 Kcal
Secondary succession is characterized by the
A. presence of soil.
B. exposed rock.
C. existence of trees.
D. available water.
A. presence of soil.
As people develop more and more natural habitats into cities, ___ species tend to be better at adapting to living with humans.
A. invasive
B. keystone
C. generalist
D. specialist
C. generalist
Soil particles are made up of three groups, what are they?
Sand
Clay
Silt
Range of tolerance is the span of (biotic/abiotic) conditions an individual or a species can endure.
Abiotic Conditions
which of the following trophic levels represents a primary producer in an aquatic food chain?
a) herbivorous zooplankton
b) baleen whale
c) phytoplankton
d) carnivorous zooplankton
c) phytoplankton
Which of the following ecosystem services are categorized as regulating?
a) wood fuel, medicine, and potable water
b) pollination, decomposition, and water purification
c) recreation, education, and aesthetics
d) photosynthesis, nutrient cycling, and creation of soils
b) pollination, decomposition, and water purification
Which of the following is not a trait of r-selected species?
A. Tend to be small
B. Have long life spans
C. Mature early
D. Spend very little time with their offspring
B. Have long life spans
The _______ effect is affected by heat and the rotation of the earth.
Coriolis Effect
Air is most dense near surface, temperature (increases/decreases) at the top of the troposphere to troposphere
In reef ecosystems, corals often have micro algae living inside them. The algae supply the corals with nutrients, and the coral gives shelter to the algae. What is the interaction between these two organisms?
mutualism
Which of the following is an example of an ecosystem that provides ecosystem services including protection from hurricane storm surges?
a) a lock and dam system
b) an intact coastal wetland
c) an energy-producing tidal barrage system
d) an offshore, deep-water fish farm
b) an intact coastal wetland
An example of a country that has a typical pyramid shape, which is wide shaped, is:
a. Kuwait
b. Australia
c. Bahrain
d. Brazil
d. Brazil
What are ways humans farm influences soil erosion?
deforestation, overgrazing, pesticides and fertilizers.
A population that grows very quickly and exceeds its environments carrying capacity can _______ the maximum number of organisms the environment can support. This is followed by a _________
a. overshoot, dieback
b. dieback, overshoot
a. overshoot, dieback
A scientist is tracking reindeer migrations and notices that they spend a significant amount of time on the permafrost. What type of biome are they in?
A. Chaparral
B. Tundra
C. Grasslands
D. Forest
B. Tundra
Scientists observed that kelp forests off the coast of California disappeared after sea otters were hunted to extinction. When they were introduced to their natural habitats again they noticed that the otters ate urchins and kept their numbers low so that the kelp could grow back. In this case, sea otters are an example of a
A. Primary Consumer
B. Keystone species
C. Invasive Species
D. Detritivore
B. Keystone species
Access to education and healthcare typically lead to
A. reduced birth rate and reduced death rate
B. reduced birth rate and increased death rate
C. increased birth rate and reduced death rate
D. increased birth rate and increased death rate
A. reduced birth rate and reduced death rate
Plate boundaries interact differently based on how the plates are moving. Which boundary contains the plates that come together? This typically results in mountains, earthquakes, and volcanoes:
a. tranform plate boundaries
b. divergent plate boundaries
c. convergent plate boundaries
c. convergent plate boundaries
For a primary producer the main function of photosynthesis is to manufacture
a) oxygen
b) energy
c) glucose
d) protein
c) glucose